Explain all the steps

AB -> D
A -> D
D -> B
C -> DB
For the above given functional dependencies find out the minimal set and decide which attribute should be the primary key and specify which rule you have applied

Question 2:

Consider the scenario of a car manufacturing company, As par scenario normalize the database

-Specify table used

-Specify normalization steps

-Perform normalization up to 3nf

-Summarize in BCNF